Choose Bugfix only version to download the most stable release without new features, just most important fixes. Choose Current to have the same fixes including improvements and new features, or choose Release candidate for testing the absolute latest builds in test environments.
If you are already running RouterOS, upgrading to the latest version can be done by clicking on “Check For Updates” in QuickSet or System > Packages menu in WebFig or WinBox.
You can find more information about version changes in Changelogs page.
|6.36.4 (Bugfix only)||6.37.3 (Current)||5.26 (Legacy)||6.38rc48 (Release candidate)|
|Images||vmdk, vhdx, vdi, img|
|Raw disk image||–|
|The Dude server||–|
|The Dude client||–|
|version 1.17 for RB260GS, RB260GSP|
|version 1.17 for RB250GS|
*source from MikroTik.com